From 24b3a05c76b047895ab1529986a7a36814dcf6bc Mon Sep 17 00:00:00 2001
From: neverland <chenjiahan@youzan.com>
Date: Sat, 3 Aug 2019 21:28:26 +0800
Subject: [PATCH] [improvement] Picker: stop propagation when touchmove in
 vertical direction (#4043)

---
 src/picker/PickerColumn.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/picker/PickerColumn.js b/src/picker/PickerColumn.js
index 1c18d4533..76ecb91d9 100644
--- a/src/picker/PickerColumn.js
+++ b/src/picker/PickerColumn.js
@@ -98,9 +98,13 @@ export default createComponent({
     },
 
     onTouchMove(event) {
-      preventDefault(event);
       this.moving = true;
       this.touchMove(event);
+
+      if (this.direction === 'vertical') {
+        preventDefault(event, true);
+      }
+
       this.offset = range(
         this.startOffset + this.deltaY,
         -(this.count * this.itemHeight),